正确的说法是这样子的哈：
There are five people in my family, my parents, a pair of twin sisters and me.
这里用一对a pair of就不会让人误会你和你的一位姐姐是双胞胎啦
望采纳哦为什么是me不是I呢？我在一个口语视频上看到I come from a typical chinese faminy,i mean,there ane only 3 people,my parents and I求解，谢谢你！两者都可以的哈，当然选I是更好咯